@netlify/config/lib/redirects.js

Netlify config module

import { resolve } from 'path';
import { parseAllRedirects } from '@netlify/redirect-parser';
import { warnRedirectsParsing } from './log/messages.js';
// Retrieve path to `_redirects` file (even if it does not exist yet)
export const getRedirectsPath = function ({ build: { publish } }) {
    return resolve(publish, REDIRECTS_FILENAME);
};
const REDIRECTS_FILENAME = '_redirects';
/**
 * Add `config.redirects`
 */
export const addRedirects = async function ({ config: { redirects: configRedirects, ...config }, redirectsPath, logs, }) {
    const { redirects, errors } = await parseAllRedirects({
        redirectsFiles: [redirectsPath],
        configRedirects,
        minimal: true,
    });
    warnRedirectsParsing(logs, errors);
    return { ...config, redirects };
};